Current conditions and the National Weather Service 7-day forecast for Mattawa, Washington — temperature, rain chance, wind, radar and active alerts.
Saturday Aug 29 night: a low around 52°F. Sunday Aug 30: a high near 80°F and a low around 54°F. Highs over the period run 73°F to 87°F.
| Day | High | Low | Precip |
|---|---|---|---|
| Saturday Aug 29 | — | 52° | — |
| Sunday Aug 30 | 80° | 54° | — |
| Monday Aug 31 | 85° | 60° | — |
| Tuesday Sep 1 | 87° | 57° | — |
| Wednesday Sep 2 | 74° | 54° | — |
| Thursday Sep 3 | 73° | 50° | — |
| Friday Sep 4 | 75° | 53° | — |
| Saturday Sep 5 | 77° | — | — |